Products of Crude Oil- Unit 7a

Question 1

3 ways to dispose of polymer (plastic) bags

Answer 1

Reuse

Burn to make energy (incinerate)

Recycling

Question 2

Pros and cons of reusing plastic bags

Answer 2

Pro- saves resources
No more crude oil needs to be used

Con- Plastic bags break
Still end on land fill
Bags don’t decompose

Question 3

Pros and cons of recycle of plastics

Answer 3

Pro- Plastic can be made into something else
Saves crude oil resources

Cons- costs money to melt plastic
Costs money to separate plastics at land fills
Not all plastics can be remoulded

Question 4

Pros and cons of incineration of plastics

Answer 4

Pro- Can be used to make energy
Easy to do
Doesn’t end up on landfills

Con- Releases CO2 into atmosphere
Causes global warming

Question 5

What does hydrophobic mean?

Answer 5

Water hating (doesn’t mix with water)

Question 6

What does hydrophilic mean?

Answer 6

Water loving (mixes with water)

Question 7

What does immiscible mean?

Answer 7

Two things that don’t mix

Question 8

What is an an emulsion?

Answer 8

A mixture of things that normally don’t mix

Normally fat (oil) and water

Question 9

What do you need to make an emulsion?

Answer 9

An emulsifier

Question 10

Uses of emulsions

Answer 10

Moisturisers
Paints
Mayonnaise
Milk

Question 11

2 process of making ethanol

Answer 11

Fermentation of ethanol

Hydration of ethene

Question 12

Name of first 5 alcohols

Answer 12

Methanol
Ethanol
Propanol
Butanol
Pentanol